( ! ) pipe explosion warning acting like a fireman carry canceler.

## Testmerges
#7850: 'Acid Runner: Acid gen cap' by TheManWithNoHands at commit 9e274affc3
#7607: 'Warden Praetorian rework (tm)' by Red-byte3D at commit 67a18edc72
#8015: 'Mortar Changes' by Git-Nivrak at commit 3a6c587d2d
#8061: 'Revives sunset pr (#6400)' by Git-Nivrak at commit 344b82d847
#8095: '516 byondstorage can fail to appear for a bit for some reason' by harryob at commit 814160d16d

## Round ID
25915

## Description of the bug
If you fireman carry into it, it drops the person you are carrying.

## What's the difference with what should have happened?
If it wasn't slop, it wouldn't do that.

## How do we reproduce this bug?
Carry someone.
Walk into a marker.
Die horrible trying todrag the other guy from burning to it.

## Attached logs
```
N/A
```

## Additional details
- Author: JONUCNEDA
- Admin: Some random guy 3124
- Note: None